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ADDISON INTERNAL MEDICINE PA
NPI 1437594462
Internal Medicine in Addison, TX

Active since May 03, 2013
17051 NORTH DALLAS PARKWAY, SUITE 150, ADDISON, TX 75001(972) 733-3090(972) 733-4565 Get Directions Write a Review

NPPES record last updated: May 26, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 26, 2021, Oct 6, 2020 (2 updates tracked since 2020).

About Addison Internal Medicine Pa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ADDISON INTERNAL MEDICINE PA (NPI 1437594462) is a healthcare organization registered as an internal medicine in Addison, Texas and active in the NPI registry since May 2013. The organization maintains a secondary practice location in Addison and lists Joseph S Murphy, President, as its authorized official.

NPPES Registry Identity

NPI1437594462
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameADDISON INTERNAL MEDICINE PA
Location Address17051 NORTH DALLAS PARKWAY, SUITE 150Addison, TX 75001
Mailing Address9330 Lbj Fwy Ste 800Dallas, TX 75243-4310 · (972) 792-5700 · Fax (214) 506-1170
Phone(972) 733-3090
Fax(972) 733-4565
Organization SubpartNo
Authorized OfficialJoseph S MurphyPresident · (214) 506-2618
Enumeration DateMay 3, 2013
Last NPPES UpdateMay 26, 20212 updates tracked since enumeration
NPPES CertifiedMay 26, 2021
✔ NPI 1437594462 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
17051 NORTH DALLAS PARKWAY, Addison, TX 75001
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Secondary Practice Location 1

Location 117051 Dallas Pkwy Ste 310Addison, TX 75001-7116 · Phone (972) 733-3090 · Fax (972) 733-4565

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Addison Internal Medicine Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

6

Medicare enrollment records show 6 clinicians reassign Medicare billing to Addison Internal Medicine PA, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 5 within 10 miles. They are listed nearest first.

Clinicians, nearest first (6)

Renuka Shringer, NP
Nurse Practitioner
NPI 1770968398
17051 DALLAS PKWY STE 150
Addison, TX 75001
(972) 733-3090
✔ PECOS✔ Accepts MedicareSame address
Quynh Ton-That, MD
Internal Medicine
NPI 1699879114
17051 NORTH DALLAS PARKWAY SUITE 150
Addison, TX 75001
(972) 733-3090
✔ PECOS✔ Accepts MedicareSame address
Tri Nguyen, MD
Internal Medicine
NPI 1427155829
16980 DALLAS PKWY STE 110
Dallas, TX 75248
(972) 733-3090
✔ PECOS✔ Accepts Medicare0.4 mi
Phuong Tran, MD
Internal Medicine
NPI 1710197678
5953 DALLAS PKWY STE 200B
Plano, TX 75093
(972) 378-5698
✔ PECOS✔ Accepts Medicare4.8 mi
Michelle Lor, NP-C
Nurse Practitioner
NPI 1285122119
3413 SPECTRUM BLVD # 100
Richardson, TX 75082
(972) 884-4160
✔ PECOS9.7 mi
Joseph Murphy, MD
Internal Medicine
NPI 1871698316
1428 W HEBRON PKWY STE 110
Carrollton, TX 75010
(972) 939-4555
✔ PECOS✔ Accepts Medicare

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Addison Internal Medicine PA's NPI number?

The NPI number for Addison Internal Medicine PA is 1437594462. It was assigned to this organization in the NPPES registry on May 3, 2013.

Where is Addison Internal Medicine PA located?

Addison Internal Medicine PA is located at 17051 North Dallas Parkway Suite 150, Addison, TX 75001. The listed phone number is (972) 733-3090.

What is Addison Internal Medicine PA's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Addison Internal Medicine PA enrolled in Medicare?

Yes. Addison Internal Medicine PA is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Addison Internal Medicine PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians in 2 Medicare specialties reassign their Medicare billing to Addison Internal Medicine PA. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Internal Medicine (4) and Nurse Practitioner (2). Of these, 2 practice at this address and 5 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Addison Internal Medicine PA was last updated on May 26, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.